! Started logfile: /vlbi/uf001/uva//J1922+1530_X_dfm.log on Mon Jan 14 05:02:31 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1922+1530_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1922+1530_X_uva.fits ! AN table 1: 110 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.859596 visibilities/baseline/integration-bin. ! Found source: J1922+1530 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 51060 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1922+1530_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 92 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.021224Jy sigma=24.273085 ! Fit after self-cal, rms=0.869366Jy sigma=20.739357 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8168 mas, bmaj=2.016 mas, bpa=12.47 degrees ! Estimated noise=0.311845 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0930812 Jy ! Component: 100 - total flux cleaned = 0.145532 Jy ! Total flux subtracted in 100 components = 0.145532 Jy ! Clean residual min=-0.012887 max=0.036497 Jy/beam ! Clean residual mean=-0.000018 rms=0.003759 Jy/beam ! Combined flux in latest and established models = 0.145532 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.145532 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.127251Jy sigma=2.861316 ! Fit after self-cal, rms=0.125652Jy sigma=2.825730 ! Inverting map ! Added new window around map position (1.2, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0383219 Jy ! Component: 100 - total flux cleaned = 0.0655363 Jy ! Total flux subtracted in 100 components = 0.0655363 Jy ! Clean residual min=-0.009202 max=0.029460 Jy/beam ! Clean residual mean=-0.000013 rms=0.002718 Jy/beam ! Combined flux in latest and established models = 0.211069 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 47 components and 0.211069 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.099400Jy sigma=2.230819 ! Fit after self-cal, rms=0.098744Jy sigma=2.215701 ! Inverting map ! Added new window around map position (-1.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268351 Jy ! Component: 100 - total flux cleaned = 0.0468956 Jy ! Total flux subtracted in 100 components = 0.0468956 Jy ! Clean residual min=-0.006569 max=0.012133 Jy/beam ! Clean residual mean=-0.000010 rms=0.002025 Jy/beam ! Combined flux in latest and established models = 0.257964 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 76 components and 0.257964 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.082430Jy sigma=1.848926 ! Fit after self-cal, rms=0.082284Jy sigma=1.846653 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171593 Jy ! Component: 100 - total flux cleaned = 0.0316142 Jy ! Total flux subtracted in 100 components = 0.0316142 Jy ! Clean residual min=-0.005641 max=0.008965 Jy/beam ! Clean residual mean=-0.000007 rms=0.001663 Jy/beam ! Combined flux in latest and established models = 0.289578 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 111 components and 0.289578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.073137Jy sigma=1.645834 ! Fit after self-cal, rms=0.073090Jy sigma=1.644880 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.243 mas, bpa=10.44 degrees ! Estimated noise=0.134435 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0244432 Jy ! Component: 100 - total flux cleaned = 0.0432074 Jy ! Component: 150 - total flux cleaned = 0.0581248 Jy ! Component: 200 - total flux cleaned = 0.0701985 Jy ! Total flux subtracted in 200 components = 0.0701985 Jy ! Clean residual min=-0.005464 max=0.008610 Jy/beam ! Clean residual mean=-0.000003 rms=0.001743 Jy/beam ! Combined flux in latest and established models = 0.359777 Jy ! Performing phase self-cal ! Adding 99 model components to the UV plane model. ! The established model now contains 175 components and 0.359777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058954Jy sigma=1.339063 ! Fit after self-cal, rms=0.058882Jy sigma=1.337125 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.034 x 2.243 at 10.44 degrees (North through East) ! Clean map min=-0.0053625 max=0.11867 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 0.99 KP 0.99 ! LA 0.93 MK 0.84 NL 1.19 OV 0.98 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 0.97 KP 0.97 ! LA 0.92 MK 0.99 NL 1.20 OV 0.98 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 0.99 KP 0.97 ! LA 0.93 MK 1.13 NL 1.17 OV 0.98 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.97 KP 0.97 ! LA 0.93 MK 1.11 NL 1.17 OV 0.98 ! PT 0.87 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.97 KP 0.99 ! LA 0.93 MK 1.04 NL 1.14 OV 0.96 ! PT 0.86 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.97 KP 1.00 ! LA 0.93 MK 1.00 NL 1.13 OV 0.97 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.95 KP 0.98 ! LA 0.93 MK 1.09 NL 1.12 OV 0.95 ! PT 0.88 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.94 KP 0.99 ! LA 0.94 MK 1.27 NL 1.11 OV 0.95 ! PT 0.87 SC 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.91 KP 0.98 ! LA 0.93 MK 1.01 NL 1.10 OV 0.95 ! PT 0.87 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.99 KP 0.99 ! LA 0.93 MK 1.14 NL 1.08 OV 0.94 ! PT 0.85 SC 0.81 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 0.98 ! LA 0.94 MK 1.14 NL 1.05 OV 0.94 ! PT 0.87 SC 0.77 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.94 KP 0.98 ! LA 0.93 MK 0.97 NL 1.06 OV 0.93 ! PT 0.87 SC 0.80 ! ! ! Fit before self-cal, rms=0.058882Jy sigma=1.337125 ! Fit after self-cal, rms=0.050786Jy sigma=1.224711 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.02 mas, bmaj=2.264 mas, bpa=11.3 degrees ! Estimated noise=0.128644 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00659049 Jy ! Component: 100 - total flux cleaned = 0.0102406 Jy ! Component: 150 - total flux cleaned = 0.0121031 Jy ! Component: 200 - total flux cleaned = 0.013412 Jy ! Total flux subtracted in 200 components = 0.013412 Jy ! Clean residual min=-0.002333 max=0.003664 Jy/beam ! Clean residual mean=0.000000 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.373189 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 219 components and 0.373189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049900Jy sigma=1.200862 ! Fit after self-cal, rms=0.049795Jy sigma=1.197695 ! Inverting map ! Added new window around map position (-5.6, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00294214 Jy ! Component: 100 - total flux cleaned = 0.00421568 Jy ! Component: 150 - total flux cleaned = 0.0053157 Jy ! Component: 200 - total flux cleaned = 0.00589317 Jy ! Total flux subtracted in 200 components = 0.00589317 Jy ! Clean residual min=-0.002043 max=0.002835 Jy/beam ! Clean residual mean=0.000000 rms=0.000532 Jy/beam ! Combined flux in latest and established models = 0.379082 Jy ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 251 components and 0.379082 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049530Jy sigma=1.191080 ! Fit after self-cal, rms=0.049495Jy sigma=1.190336 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049495Jy sigma=1.190336 ! Fit after self-cal, rms=0.048664Jy sigma=1.183116 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.265 mas, bpa=11.19 degrees ! Estimated noise=0.127595 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214768 Jy ! Component: 100 - total flux cleaned = 0.00341735 Jy ! Component: 150 - total flux cleaned = 0.00421091 Jy ! Component: 200 - total flux cleaned = 0.00497557 Jy ! Total flux subtracted in 200 components = 0.00497557 Jy ! Clean residual min=-0.001642 max=0.002802 Jy/beam ! Clean residual mean=0.000000 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.384057 Jy selfcal ! Performing phase self-cal ! Adding 57 model components to the UV plane model. ! The established model now contains 287 components and 0.384057 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.048533Jy sigma=1.179378 ! Fit after self-cal, rms=0.048522Jy sigma=1.179008 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168405 Jy ! Component: 100 - total flux cleaned = 0.00222077 Jy ! Component: 150 - total flux cleaned = 0.00268103 Jy ! Component: 200 - total flux cleaned = 0.00316862 Jy ! Total flux subtracted in 200 components = 0.00316862 Jy ! Clean residual min=-0.001365 max=0.001570 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.387226 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 315 components and 0.387226 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.048396Jy sigma=1.175615 ! Fit after self-cal, rms=0.048383Jy sigma=1.175219 ! Inverting map ! Added new window around map position (2.4, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00138914 Jy ! Component: 100 - total flux cleaned = 0.00183183 Jy ! Component: 150 - total flux cleaned = 0.00231217 Jy ! Component: 200 - total flux cleaned = 0.00269435 Jy ! Total flux subtracted in 200 components = 0.00269435 Jy ! Clean residual min=-0.001247 max=0.001154 Jy/beam ! Clean residual mean=-0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.38992 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 345 components and 0.38992 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.048302Jy sigma=1.173028 ! Fit after self-cal, rms=0.048298Jy sigma=1.172895 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.048298Jy sigma=1.172895 ! Fit after self-cal, rms=0.047696Jy sigma=1.171963 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=2.265 mas, bpa=10.82 degrees ! Estimated noise=0.126087 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122004 Jy ! Component: 100 - total flux cleaned = 0.00201966 Jy ! Component: 150 - total flux cleaned = 0.00267475 Jy ! Component: 200 - total flux cleaned = 0.00322809 Jy ! Total flux subtracted in 200 components = 0.00322809 Jy ! Clean residual min=-0.001016 max=0.000930 Jy/beam ! Clean residual mean=-0.000000 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.393149 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 372 components and 0.393149 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047651Jy sigma=1.170686 ! Fit after self-cal, rms=0.047653Jy sigma=1.170604 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000493735 Jy ! Component: 100 - total flux cleaned = 0.000831381 Jy ! Component: 150 - total flux cleaned = 0.00115831 Jy ! Component: 200 - total flux cleaned = 0.00139992 Jy ! Total flux subtracted in 200 components = 0.00139992 Jy ! Clean residual min=-0.001019 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.394548 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 387 components and 0.394548 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047634Jy sigma=1.170081 ! Fit after self-cal, rms=0.047634Jy sigma=1.170049 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047634Jy sigma=1.170049 ! Fit after self-cal, rms=0.047430Jy sigma=1.169827 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.061 mas, bmaj=2.909 mas, bpa=0.991 degrees ! Estimated noise=0.156419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118386 Jy ! Component: 100 - total flux cleaned = 0.00197711 Jy ! Component: 150 - total flux cleaned = 0.00259249 Jy ! Component: 200 - total flux cleaned = 0.00302504 Jy ! Total flux subtracted in 200 components = 0.00302504 Jy ! Clean residual min=-0.001130 max=0.001278 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.397573 Jy selfcal ! Performing phase self-cal ! Adding 62 model components to the UV plane model. ! The established model now contains 425 components and 0.397573 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047413Jy sigma=1.169290 ! Fit after self-cal, rms=0.047414Jy sigma=1.169221 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284229 Jy ! Component: 100 - total flux cleaned = 0.000372385 Jy ! Component: 150 - total flux cleaned = 0.000501833 Jy ! Component: 200 - total flux cleaned = 0.000591035 Jy ! Total flux subtracted in 200 components = 0.000591035 Jy ! Clean residual min=-0.001125 max=0.001232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.398164 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 444 components and 0.398164 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047408Jy sigma=1.169060 ! Fit after self-cal, rms=0.047408Jy sigma=1.169017 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=2.265 mas, bpa=10.65 degrees ! Estimated noise=0.125473 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 2.265 at 10.65 degrees (North through East) ! Clean map min=-0.0016884 max=0.10991 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7999 mas, bmaj=2.037 mas, bpa=12.48 degrees ! Estimated noise=0.289297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0885973 Jy ! Component: 100 - total flux cleaned = 0.141997 Jy ! Component: 150 - total flux cleaned = 0.178615 Jy ! Component: 200 - total flux cleaned = 0.20593 Jy ! Total flux subtracted in 200 components = 0.20593 Jy ! Clean residual min=-0.007555 max=0.016002 Jy/beam ! Clean residual mean=-0.000010 rms=0.002229 Jy/beam ! Combined flux in latest and established models = 0.20593 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 44 model components to the UV plane model. ! The established model now contains 44 components and 0.20593 Jy ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=2.265 mas, bpa=10.65 degrees ! Estimated noise=0.125473 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0382051 Jy ! Component: 100 - total flux cleaned = 0.065541 Jy ! Component: 150 - total flux cleaned = 0.0860224 Jy ! Component: 200 - total flux cleaned = 0.101797 Jy ! Total flux subtracted in 200 components = 0.101797 Jy ! Clean residual min=-0.004918 max=0.009318 Jy/beam ! Clean residual mean=0.000001 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 0.307727 Jy ! Adding 88 model components to the UV plane model. ! The established model now contains 120 components and 0.307727 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125285 Jy ! Component: 100 - total flux cleaned = 0.0227286 Jy ! Component: 150 - total flux cleaned = 0.0312299 Jy ! Component: 200 - total flux cleaned = 0.0383904 Jy ! Total flux subtracted in 200 components = 0.0383904 Jy ! Clean residual min=-0.003226 max=0.004411 Jy/beam ! Clean residual mean=0.000001 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 0.346117 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 169 components and 0.346117 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00613028 Jy ! Component: 100 - total flux cleaned = 0.0114075 Jy ! Component: 150 - total flux cleaned = 0.0159695 Jy ! Component: 200 - total flux cleaned = 0.019934 Jy ! Total flux subtracted in 200 components = 0.019934 Jy ! Clean residual min=-0.002132 max=0.002500 Jy/beam ! Clean residual mean=0.000001 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.366051 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 205 components and 0.366051 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.061 mas, bmaj=2.909 mas, bpa=0.991 degrees ! Estimated noise=0.156419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00645292 Jy ! Component: 100 - total flux cleaned = 0.0113534 Jy ! Component: 150 - total flux cleaned = 0.015245 Jy ! Component: 200 - total flux cleaned = 0.0184273 Jy ! Total flux subtracted in 200 components = 0.0184273 Jy ! Clean residual min=-0.002032 max=0.002253 Jy/beam ! Clean residual mean=0.000000 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.384479 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00263472 Jy ! Component: 100 - total flux cleaned = 0.00484162 Jy ! Component: 150 - total flux cleaned = 0.0064918 Jy ! Component: 200 - total flux cleaned = 0.00765554 Jy ! Total flux subtracted in 200 components = 0.00765554 Jy ! Clean residual min=-0.001512 max=0.001567 Jy/beam ! Clean residual mean=-0.000000 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.392134 Jy ! Adding 165 model components to the UV plane model. ! The established model now contains 327 components and 0.392134 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.01 mas, bmaj=2.265 mas, bpa=10.65 degrees ! Estimated noise=0.125473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000358812 Jy ! Component: 100 - total flux cleaned = 0.00089266 Jy ! Component: 150 - total flux cleaned = 0.00145031 Jy ! Component: 200 - total flux cleaned = 0.00199772 Jy ! Total flux subtracted in 200 components = 0.00199772 Jy ! Clean residual min=-0.001065 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.394132 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 352 components and 0.394132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047488Jy sigma=1.171066 ! Fit after self-cal, rms=0.047461Jy sigma=1.170312 wmodel J1922+1530_X_map.mod ! Writing 352 model components to file: J1922+1530_X_map.mod wobs J1922+1530_X_uvs.fits ! Writing UV FITS file: J1922+1530_X_uvs.fits wwins J1922+1530_X_map.win ! wwins: Wrote 7 windows to J1922+1530_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -4.30391e-06 Jy ! Component: 100 - total flux cleaned = 9.81645e-05 Jy ! Component: 150 - total flux cleaned = 0.000163025 Jy ! Component: 200 - total flux cleaned = 0.000209913 Jy ! Component: 250 - total flux cleaned = 0.000300585 Jy ! Component: 300 - total flux cleaned = 0.0003887 Jy ! Component: 350 - total flux cleaned = 0.000459995 Jy ! Component: 400 - total flux cleaned = 0.000473824 Jy ! Component: 450 - total flux cleaned = 0.000501036 Jy ! Component: 500 - total flux cleaned = 0.000474302 Jy ! Component: 550 - total flux cleaned = 0.000500647 Jy ! Component: 600 - total flux cleaned = 0.000474958 Jy ! Component: 650 - total flux cleaned = 0.000500469 Jy ! Component: 700 - total flux cleaned = 0.000512789 Jy ! Component: 750 - total flux cleaned = 0.000512524 Jy ! Component: 800 - total flux cleaned = 0.000512452 Jy ! Component: 850 - total flux cleaned = 0.000547938 Jy ! Component: 900 - total flux cleaned = 0.000547779 Jy ! Component: 950 - total flux cleaned = 0.000570724 Jy ! Component: 1000 - total flux cleaned = 0.000548191 Jy ! Component: 1050 - total flux cleaned = 0.000582126 Jy ! Component: 1100 - total flux cleaned = 0.000604408 Jy ! Component: 1150 - total flux cleaned = 0.000626366 Jy ! Component: 1200 - total flux cleaned = 0.00064803 Jy ! Component: 1250 - total flux cleaned = 0.000615899 Jy ! Component: 1300 - total flux cleaned = 0.000637308 Jy ! Component: 1350 - total flux cleaned = 0.000668952 Jy ! Component: 1400 - total flux cleaned = 0.000700071 Jy ! Component: 1450 - total flux cleaned = 0.000710227 Jy ! Component: 1500 - total flux cleaned = 0.000760649 Jy ! Component: 1550 - total flux cleaned = 0.00073071 Jy ! Component: 1600 - total flux cleaned = 0.000789891 Jy ! Component: 1650 - total flux cleaned = 0.00076052 Jy ! Component: 1700 - total flux cleaned = 0.000779927 Jy ! Component: 1750 - total flux cleaned = 0.000751437 Jy ! Component: 1800 - total flux cleaned = 0.000808209 Jy ! Component: 1850 - total flux cleaned = 0.000789497 Jy ! Component: 1900 - total flux cleaned = 0.000808127 Jy ! Component: 1950 - total flux cleaned = 0.000798939 Jy ! Component: 2000 - total flux cleaned = 0.000771767 Jy ! Component: 2050 - total flux cleaned = 0.000816722 Jy ! Component: 2100 - total flux cleaned = 0.00079891 Jy ! Component: 2150 - total flux cleaned = 0.000825407 Jy ! Component: 2200 - total flux cleaned = 0.000808048 Jy ! Component: 2250 - total flux cleaned = 0.000756281 Jy ! Component: 2300 - total flux cleaned = 0.000807857 Jy ! Component: 2350 - total flux cleaned = 0.000807711 Jy ! Component: 2400 - total flux cleaned = 0.000790939 Jy ! Component: 2450 - total flux cleaned = 0.000782575 Jy ! Component: 2500 - total flux cleaned = 0.000757778 Jy ! Component: 2550 - total flux cleaned = 0.00076598 Jy ! Component: 2600 - total flux cleaned = 0.000758016 Jy ! Component: 2650 - total flux cleaned = 0.000749942 Jy ! Component: 2700 - total flux cleaned = 0.000757874 Jy ! Component: 2750 - total flux cleaned = 0.000718368 Jy ! Component: 2800 - total flux cleaned = 0.000765508 Jy ! Component: 2850 - total flux cleaned = 0.000742136 Jy ! Component: 2900 - total flux cleaned = 0.000765427 Jy ! Component: 2950 - total flux cleaned = 0.000765343 Jy ! Component: 3000 - total flux cleaned = 0.000750118 Jy ! Component: 3050 - total flux cleaned = 0.00077282 Jy ! Component: 3100 - total flux cleaned = 0.000750375 Jy ! Component: 3150 - total flux cleaned = 0.00075027 Jy ! Component: 3200 - total flux cleaned = 0.000713362 Jy ! Component: 3250 - total flux cleaned = 0.000735311 Jy ! Component: 3300 - total flux cleaned = 0.000691674 Jy ! Component: 3350 - total flux cleaned = 0.000698935 Jy ! Component: 3400 - total flux cleaned = 0.000706039 Jy ! Component: 3450 - total flux cleaned = 0.000684662 Jy ! Component: 3500 - total flux cleaned = 0.000663524 Jy ! Component: 3550 - total flux cleaned = 0.000684585 Jy ! Component: 3600 - total flux cleaned = 0.000649806 Jy ! Component: 3650 - total flux cleaned = 0.000663578 Jy ! Component: 3700 - total flux cleaned = 0.000629352 Jy ! Component: 3750 - total flux cleaned = 0.000622518 Jy ! Component: 3800 - total flux cleaned = 0.00062927 Jy ! Component: 3850 - total flux cleaned = 0.000622489 Jy ! Component: 3900 - total flux cleaned = 0.000589155 Jy ! Component: 3950 - total flux cleaned = 0.000595815 Jy ! Component: 4000 - total flux cleaned = 0.000543194 Jy ! Component: 4050 - total flux cleaned = 0.000543217 Jy ! Total flux subtracted in 4096 components = 0.00052369 Jy ! Clean residual min=-0.000369 max=0.000361 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.394656 Jy keep ! Adding 354 model components to the UV plane model. ! The established model now contains 706 components and 0.394656 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1922+1530_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.01 x 2.265 at 10.65 degrees (North through East) ! Clean map min=-0.00096988 max=0.10948 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1922+1530_X_map.fits wmodel /vlbi/uf001/uva//J1922+1530_X_map.mod ! Writing 706 model components to file: /vlbi/uf001/uva//J1922+1530_X_map.mod wobs /vlbi/uf001/uva//J1922+1530_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1922+1530_X_uvs.fits wwins /vlbi/uf001/uva//J1922+1530_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1922+1530_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109478 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121417 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.332717 0.332717 0.665433 1.33087 2.66173 5.32346 10.6469 21.2939 42.5877 85.1754 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 901.668 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1922+1530_X_dfm.log closed on Mon Jan 14 05:02:39 2019